﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 类和对象
{
    internal class Product
    {
        public int id;
        public string name;
        public double price;
        public string description;

        public Product() { }

        public Product(int id, string name, double price, string description)
        {
            this.id = id;
            this.name = name;
            this.price = price;
            this.description = description;
        }

    }
}
